The National Weather Service issued extreme heat and red flag warnings for parts of Ventura County. Here's what to know.

Over a dozen schools in the Denver area will either have an early release or will be cancelled due to the extreme heat ...

On Wednesday at 7:34 a.m. an extreme heat warning was issued by the NWS Las Vegas NV valid from 8 a.m. until Saturday 11 p.m.

Iowa is seeing some extreme temperatures and possible severe weather during the last week of July. Temperatures are ...

An updated extreme heat watch was released by the NWS Portland OR on Wednesday at 1:35 p.m. valid from Friday 11 a.m. until ...

An extreme heat watch was issued by the National Weather Service on Wednesday at 2:50 a.m. valid from Friday 11 a.m. until ...

Summertime in Maine can bring welcome sunshine and warmth. But under certain conditions, hot and humid weather can cause ...

Summer heat is bearing down on U.S. prisons, where temperatures in uncooled cells can climb well into the triple digits.

An extreme heat warning was issued by the National Weather Service on Wednesday at 12:24 p.m. valid from Friday 1 p.m. until Monday 8 p.m. for Eastern Curry County and Josephine County and Siskiyou ...